Answer
$3x-4$
Work Step by Step
$(x-5)+(2x+1)=x-5+2x+1=x+2x-5+1=3x-4$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.